Mountain resort image
– Lat/Long: 48.71° N 121.99° W

South Twin Sister
Weather Forecast, United States

Issued: 3 am Fri 21 Nov Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Heavy rain (total 54mm), heaviest during Sun morning. Later becoming colder with a dusting of snow on Sun night. Mild temperatures (max 9°C on Sat morning, min 1°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 28mm), heaviest during Tue night. Freeze-thaw conditions (max 5°C on Wed afternoon, min 0°C on Mon afternoon). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
light rain
light rain
light rain
light rain
heavy rain
heavy rain
mod rain
light snow
rain showers
part cloud
cloud
cloud
cloud
heavy rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
heavy rain
heavy rain
mod. rain
light snow
rain shwrs
some clouds
cloudy
cloudy
cloudy
heavy rain
mod. rain
light rain
light rain
 km/h
5
SSE
5
SSE
5
SSE
5
S
10
SSE
10
SSE
15
SSE
10
SW
10
WSW
5
W
5
SSW
5
ESE
5
ESE
5
ESE
10
ESE
15
SSE
5
SSE
5
SSE
 cm 
2
 mm 
0.1
0.4
0.3
0.3
3
16
24
7
3
1.3
15
6
2
3
max°C
6
6
8
9
8
8
5
3
2
3
2
1
3
3
3
4
5
5
min°C
6
6
7
8
8
6
4
2
1
2
0
0
2
2
2
4
5
5
chill°C 
5
5
6
6
6
4
2
-1
-1
0
0
0
1
0
-1
1
5
5
Freezing level (m
1800
1750
2050
2150
1900
1800
1400
900
800
850
750
550
850
1050
1100
1600
1700
1500
Cloud base (m)
2400
800
750
700
600
550
550
600
600
650
750
650
600
1550
600
550
600
600
Sea lvl1000m2000m3000m4000m5000m
-2-1-1-1-1-2-4-9-10-9-9-9-8-6-3-2-3-3123321-2-5-5-5-5-5-4-2-2011668987532311333455
Sunrise
7:24
7:26
7:28
7:30
7:31
7:31
Sunset
4:21
4:20
4:19
4:17
4:17
4:16

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Heavy rain (total 54mm), heaviest during Sun morning. Later becoming colder with a dusting of snow on Sun night. Mild temperatures (max 9°C on Sat morning, min 1°C on Sun night). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Heavy rain (total 28mm), heaviest during Tue night. Freeze-thaw conditions (max 5°C on Wed afternoon, min 0°C on Mon afternoon). Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
22 km WSW
94m alt.
50 minutes ago
4° C
Dry
0
Calm
(0 kph at 119).
3
25 km WSW
198m alt.
2 hours ago
5° C
Dry
0
Calm
(0 kph at 202).
3
26 km NW
125m alt.
1 hour ago
2° C
-
0
Calm
(0 kph at 194).
5
30 km WSW
130m alt.
4 hours ago
3° C
Dry
0
Calm
(0 kph at 225).
0
34 km SW
7m alt.
2 hours ago
Dry
34 km SSW
30m alt.
3 hours ago
6° C
Dry
2
Calm
(2 kph at 87).
5
35 km WNW
19m alt.
1 hour ago
4° C
Dry
0
Calm
(0 kph at 22).
0
SHIP7855
39 km W
15m alt.
2 hours ago
5
Calm
(6 kph at 300).
- km
SHIP7996
39 km W
15m alt.
3 hours ago
4
Calm
(4 kph at 40).
- km
SHIP555
39 km W
-m alt.
2 hours ago
6° C
-
4
Calm
(4 kph at 40).

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.